Meaning he is probably comfortable with firearms and is expressing his 2nd amendment rights.

How is it SUPPOSED to work when Sally Q Consumer expresses frustration with her current agent in earshot of some other agent if no specific property or listing agreement has been signed yet? 

I have read and listened to many videos that express how either you want to start your business being a birddog/wholesaler because it can bring you quick profits to it telling me that this practice is illegal and shouldn't be done at all. 

The current tenants have expressed interest in purchasing the home, however they claim they will not be able to get a bank loan due to outstanding debt- but that they do have a downpayment.

I was just expressing my own distaste based on a couple of my own past experiences. 

These are strictly expression of my opinion and not advise.

@Adrian Smude the Options I have considered is keeping the rental and my primary residence and taking out a home equity loan or a line of credit on my properties or selling the house to te current tenant who has expressed interest in purchasing the house.

If they do not agree with this then you remind them (and hopefully your lease expresses this) that they had a chance to review the rental unit twice and agreed to rent it "as is".  

It is calculated as an individual's monthly housing expenses divided by his or her monthly gross income and is expressed as a percentage.'

Don't just assume they don't want it, see what plans they have and if they express interest in selling let them know you're willing to "take it off their hands" Good luck!